How much is blocked depends on the school, but for mine I just get left thinking one thing: "Really?".
All games are blocked, even educational games. All forums it knows of are blocked, even things like fish keeping. Heck, a few times things I've needed for school have been blocked.
I can say with absolute certainty that students are being restricted from websites that shouldn't be cited as inapprote. I will use creepypasta wiki as an example some of the stories do contain graphic language and horror themes but commonly around high school students are reading huckleberry finn, notorious for using the N word, to kill a mockingbird, and other stories with dark undertones
Sucks and is quite inappropriate. Enough Said. I have presented my outstanding case. I was once a porn addict, but the school didn't allow it, and it stopped, so now, I'm a better person, and I only watch porn in the bathroom, not in the classroom. Spread the word of the lord: